OpenTechnical

OT-2026-000068512

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000068512) never changes.

Identity and time

Publication numberOT-2026-000068512 · never reused
Internal UUID01a0ae90-2481-7857-ba32-85ad1e6fcfb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068512
StatusPUBLIC

Content hashes

Canonical text3a3980e99f1ed3efb8ed3f47e7360022d1daa822b154074af434262c7d53bcbd
Markdown9b18e7838079f5e9cf0282c02aad7b7e1ac1fa729ff7d14a1f6702903f6d5b1b
PDF
Publication page4178330188068cc4fef2a1240849eebaed5c5b3829ab597a1e1e551e42d05a12
Manifeste5d781b881782fa1bff42085b206591ba6744cb8f52a1fbd5f56058abb1cbf2f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureH5T2vvjC/UVGD7Va2fTelD4bjS2g873NLJwllX2jrruhLICdTr+af/B+FIdkZnIc9VOlBAA6FxxKlZezlX0MDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:40.264902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068512
observed 4178330188068cc4fef2a1240849eeba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:40.249249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068512/manifest.json
observed e5d781b881782fa1bff42085b206591b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:40.231867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068512/publication.md
observed 9b18e7838079f5e9cf0282c02aad7b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:40.213495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068512/publication.txt
observed 3a3980e99f1ed3efb8ed3f47e7360022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.